Finding the Fourth Proportional to 2,414.45, 3,621.56 and 1,439.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,414.45 : 3,621.56 = 1,439.82 : x
2. Step 2: Convert to fraction form
   2,414.45/3,621.56 = 1,439.82/x
3. Step 3: Cross multiply
   2,414.45x = 3,621.56 × 1,439.82
4. Step 4: Simplify right side
   2,414.45x = 5,214,387.32
5. Step 5: Solve for x
   x = 5,214,387.32/2,414.45
6. Step 6: Final answer
   x = 2,159.66